firstmac.us - dns.ninja
firstmac.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1785735597 | ||||||
Same first word
firstmac.us |
firstmac.sg |
firstmac.biz |
firstmac.net.au |
firstmac.org |
firstmac.co |
firstmac.com |
firstmac.com.sg |
firstmac.com.au |
firstmac.net |
Similar names
DNS History
18 records (6 active, 12 former)
●NSns29.domaincontrol.com2026-04-28 → 2026-08-03 · 3 obs
● 2026-04-28 16:28:40
● 2026-08-03 06:00:46
●NSns30.domaincontrol.com2026-04-28 → 2026-08-03 · 3 obs
● 2026-04-28 16:28:40
● 2026-08-03 06:00:46
○NSpdns05.domaincontrol.com2015-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○NSpdns06.domaincontrol.com2015-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
●MXcluster1.us.messagelabs.com2015-07-08 → 2026-08-03 · 2 obs
● 2026-08-03 06:00:46
●MXcluster1a.us.messagelabs.com2015-07-08 → 2026-08-03 · 2 obs
● 2026-08-03 06:00:46
●A15.197.225.1282026-04-28 → 2026-08-03 · 3 obs
● 2026-04-28 16:28:40
● 2026-08-03 06:00:46
○A184.168.221.152017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○A184.168.221.202017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○A184.168.221.302017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○A184.168.221.312017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○A184.168.221.72017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
●A3.33.251.1682026-04-28 → 2026-08-03 · 3 obs
● 2026-04-28 16:28:40
● 2026-08-03 06:00:46
○A50.63.202.142017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○A50.63.202.252017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○A50.63.202.312017-07-08 → 2017-07-08 · 4 obs
● 2017-07-08 02:09:20
○ 2026-04-28 16:28:40
○ 2026-08-03 06:00:46
○A59.100.93.2402015-07-08 → 2016-12-04 · 4 obs
● 2016-12-04 06:14:06
○ 2017-07-08 02:09:20
○ 2026-08-03 06:00:46
○A59.100.94.2402015-07-08 → 2016-12-04 · 4 obs
● 2016-12-04 06:14:06
○ 2017-07-08 02:09:20
○ 2026-08-03 06:00:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us... | - |
| firstmac.us | ns29.domaincontrol.com, ns30.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.72.15
NS records: ns29.domaincontrol.com, ns30.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstmac.us (unsigned zone)
⏱️ Timing
Total: 628ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns29.domaincontrol.com, ns30.domaincontrol.com |
| MX | 2 | cluster1.us.messagelabs.com (pri: 10), cluster1a.us.messagelabs.com (pri: 20) |
| SOA | 1 | ns29.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
firstmac.us resolves to the IP addresses 3.33.251.168 and 15.197.225.128
paulnagi.com, symedica.com, ephesians2eight.com and two other host names share IP numbers with firstmac.us.
Name Servers
The NS records for firstmac.us delegate to ns29.domaincontrol.com and ns30.domaincontrol.com.
firstmac.us uses the same name servers as several other domains — among them verosource.mobi, soapbox.mobi, bestgyncare.com and two more.
firstmac.us at least partially shares name servers with other domains, including princetonnorthandover.com, djconnectiontulsa.com, al-saif.net and unicellstorage.com.
ns29.domaincontrol.com resolves to 97.74.104.15 and 2603:5:2181::f. Likewise, ns30.domaincontrol.com resolves to 173.201.72.15 and 2603:5:2281::f — two IP addresses apiece.
Mail Servers
Mail for firstmac.us is handled by two mail servers — cluster1.us.messagelabs.com and cluster1a.us.messagelabs.com.
firstmac.us uses an identical mail server configuration to several other domains — among them colmena-arl.com.co, asahigroup-holdings.com, *.gzd.ca and two more.
firstmac.us has at least partial mail server overlap with other domains such as hercojewelry.com, caiglobal.org, mail.savetime.com.tw and two more.
Hostnames that resolve to 8 IP addresses:
cluster1.us.messagelabs.com maps to 67.219.246.208, 67.219.246.210, 67.219.246.215 and 5 additional IP addresses.
Hosts with just one IP address:
cluster1a.us.messagelabs.com resolves to the IP address 34.75.172.113.